Drug

Nandrolone phenpropionate

As of the edition of 20 October 2026, Nandrolone phenpropionate is a small molecule: marketed, first approved in 1982 (US); acts on AR; no US protection is listed.

Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.

The drug

Status
Marketed; latest approval 1982
Kind
Small molecule
Brand name
Durabolin
First approved
1 January 1982 (US)
Approvals on record
2 in 1 region
Holder of the most recent approval
Organon

US protection

No US protection is listed.

The FDA registers list no drug-substance patent or exclusivity that counts for this drug.

This is the US only.

Target

GeneProteinUniProt
ARAndrogen receptorP10275

Who has held its approvals

CompanyRoleYears
OrganonAcquired holder and Earlier holder2003 to now